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The US trademark DUOTHEK was filed as Word mark on 07/07/1983 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/02/1985.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 73433648 |
Register number | 1328363 |
Application date | July 7, 1983 |
Publication date | January 22, 1985 |
Entry date | April 2, 1985 |
ID: 1373433648